1958 United States Senate election in Maine

The 1958 United States Senate election in Maine was held on September 8, 1958 to elect a United States senator. Incumbent Republican Senator Frederick G. Payne lost re-election to a second term.

Senator Frederick Payne was defeated in his bid for a second term by a wide margin. This was one of a record 15 seats Democrats gained from the Republican Party. This was the first time Democrats won a Senate race in Maine since the 1910 election for this seat, thus this was the first time a Democrat was popularly elected to the Senate from Maine.

Candidates

 * Frederick G. Payne, incumbent Senator
 * Herman D. Sahagian, former member of the Maine Republican Committee

Candidates

 * Edmund Muskie, Governor of Maine

Results
Governor Muskie was unopposed for the Democratic nomination.